CVE-2026-61308

Affected: Oracle Corporation Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition

Vulnerability in the Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Networking). Supported versions that are affected are Oracle Java SE: 8u501, 11.0.32, 17.0.20, 21.0.12, 25.0.4, 26.0.2; Oracle GraalVM for JDK: 17.0.20 and 21.0.12; Oracle GraalVM Enterprise Edition: 21.3.19. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition. While the vulnerability is in Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Oracle Java SE, Oracle GraalVM for JDK, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability can be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. This vulnerability also applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. CVSS 3.1 Base Score 6.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N).

USN-8783-1 — openjdk-25 vulnerabilities

Affected: Ubuntu:22.04:LTS: openjdk-25, Ubuntu:24.04:LTS: openjdk-25, Ubuntu:26.04:LTS: openjdk-25

Weber Leon discovered that the 2D component of OpenJDK 25 did not correctly handle user authentication. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2026-70906)

Kai Aizen discovered that the Networking component of OpenJDK 25 did not correctly handle user authentication. A remote attacker could possibly use this issue to leak sensitive information. (CVE-2026-61308)

It was discovered that the JSSE component of OpenJDK 25 did not correctly handle user authentication. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2026-70907)

It was discovered that the Security component of OpenJDK 25 did not correctly handle user authentication. A remote attacker could possibly use this issue to leak sensitive information. (CVE-2026-60589)

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CVE-2026-61308

USN-8783-1 — openjdk-25 vulnerabilities